# 变异凯撒：hbhxgu{dv_zivkiluvhhrlmzo} 格式sysctf{}
#
# for i in range(-25,27,2):
#     print(i)

# import string
#
# zimu=string.printable[10:36]
# zimu1=zimu[::-1]
# print(zimu)
# print(zimu1)
#
# x_zimu=[]
# k=25
# for i in zimu:
#     tmp=''
#     if k<0:
#         tmp = chr(ord(i) + k)
#     else:
#         tmp=chr(ord(i)+k)
#     x_zimu.append(tmp)
#     k=k-2
#     print(i,k,tmp)
#
# print(x_zimu)

a1="hbhxgu"
a2="sysctf"

for i in range(len(a1)):
    # print(ord(a1[i]),ord(a2[i]),)
    #打印他们的和
    tmp1=ord(a1[i])+ord(a2[i])
    # 如果他们ascii码之和为219：Atbash Cipher（埃特巴什码）
    if tmp1==219:
        print("埃特巴什码")
        break
    #打印他们之间的差
    tmp2 = ord(a1[i])-ord(a2[i])
    print(tmp2)